Traffic congestion 8 traffic management 6 Travel time 5 Urban transportation 5 Urban planning 4 Data integration 3 Economics 3 Incident detection 3 Information management 3 Macroscopic fundamental diagram 3 Major/minor incident 3 Multiple sensors 3 Non–recurrent congestion 3 Quadrant Scan 3 Quadrant scan 3 Recurrence plot 3 Sensor data integration 3 TA Engineering (General). Civil engineering (General) 3 Traffic incident detections 3 Traffic management 3 Traffic monitoring 3 Vehicles 3 incident detection 3 major/minor incident 3 non–recurrent congestion 3 recurrence plots 3 traffic monitoring 3 Behavioral research 2 Carbon 2 Decision making 2